Photo: Lights and freedom · CC BY-SA 4.0484 homes sold in Castro Valley in the last year, at a typical $1.1M
Almost every sale is a house. Below: what each kind of home sells for, what your budget buys, the best months to buy, how hard you’ll have to bid, and a shortcut to every site where Castro Valley homes are listed.
Every place Castro Valley homes are listed, in one stop
We don’t copy listings: the agents’ sites have the photos and the latest price changes. Set what you want once and we open each site already filtered to Castro Valley.
For sale
Rent
New, land & open houses
Links open the listing sites; TownRatings isn’t paid for them and doesn’t rank one above another. Rentals and government-owned homes come from sources outside the MLS.
4% of Castro Valley’s sales are condos, at $603K less than a house
424 houses and 17 condos sold in the year to May 2026. Houses sell faster and draw more bidding wars.
typical sale · 424 sold in 12 months
- Per square foot
- $677CA $494
- Days to sell
- 19
- Sold over asking
- 54%
- Listings with a price cut
- 33%
typical sale · 17 sold in 12 months
- Per square foot
- $486CA $561
- Days to sell
- 45
- Sold over asking
- 24%
- Listings with a price cut
- 32%
Multi-family (2–4 units): 6 sold, typical $1.4M
Townhouses: 37 sold, typical $970K
Too few sales in 12 months for reliable figures.
Fewer homes sell than a decade ago, at 1.7 times the 2016 price
484 sales in the last year, against 742 in 2012 and a low of 415 in 2023. The typical sale went from $681K in 2016 to $1.1M.
Source: Redfin Data Center, MLS sales. Typical price and $/sq ft are the monthly medians, weighted by sales.
What $1.2M buys in Castro Valley
Check a listing against what Castro Valley homes sold for
Against the town’s median price per square foot over the last 12 months. A rough check: condition, lot and location within town move a price more than this can see.
Bidding wars in Castro Valley are rarer than before the pandemic, with about as many homes for sale
We read every month of Castro Valley’s home sales since 2012 so you don’t have to. Each figure covers 12 months, because a single month in a town is too few sales to mean much. Latest: the year to May 2026, 484 sales.
If you’re buying in Castro Valley
- Shop in September. It brings about 61 new listings a month, close to the busiest month, with fewer bidding wars (64% over asking).
- You can negotiate. 31% of listings have cut their price, against 23% before the pandemic.
- Bid near asking. Buyers paid 101.9% of the list price on average; 51% paid over.
- Move fast on good ones. 46% of homes are under contract within two weeks.
Summer brings the homes; spring brings the bidding wars
June has the most new listings (about 73 a month), but April is the most competitive: 79% of April sales close over asking. August and September offer nearly as much choice with fewer homes bid up (65%). January has the least competition (56%) but only about 38 new listings.
Averages for each calendar month, 2015 on.
Calmer than the 2021 frenzy, and hotter than California
| Castro Valley now | 2017–19 | 2021 peak | CA now | |
|---|---|---|---|---|
| Sold over askingShare of sales that closed above the list price | 51% | 69% | 85% | 36% |
| Gone within two weeksShare of homes under contract within 14 days | 46% | 54% | 79% | 31% |
| Listings with a price cutShare of homes for sale that cut their price | 31% | 23% | 14% | 24% |
| Price paid vs. askingAverage sale price ÷ list price | 101.9% | 103.3% | 111.3% | 99.7% |
| Days to sellMedian days from listing to contract | 21 | 16 | 9 | 44 |
62 homes for sale on a typical day
That’s twice the 2021 low (29), 13% more than in 2017–19 and well under 2012’s 96.
1 in 3 listings has cut its price
31% in the last year, against 23% in 2017–19 and 24% across California. More sellers are pricing high and coming down.
Since 2019, houses are up 35%, condos 7%
A house typically sold for $1.2M in the last year (424 sales), a condo for $552K (17).
Median sale price, weighted by sales each month. Years with fewer than 4 sales of a type are left out.
Castro Valley ranks 66th of 555 busy California markets for bidding wars
Share of sales over asking in the last year, among towns with 60 or more sales. Castro Valley is one of the state’s hottest markets.
Source: Redfin Data Center, city market tracker, January 2012 to May 2026 (MLS sales, not seasonally adjusted). Ratios are weighted by homes sold; price cuts by homes for sale.
Owning the typical Castro Valley home costs about $6,603 a month
Price: Castro Valley’s typical sale, last 12 months. Property tax at Castro Valley’s 0.7% (median bill ÷ median value, Census ACS); insurance at 0.35% of price a year. Before PMI, HOA dues, upkeep and the tax deduction. Whether Castro Valley is affordable on local pay is on Cost of living.
Six things worth knowing
New listings in June
The month with the most choice. December has the fewest, about 22.
Best time to buyProperty tax, a year
Of a home’s value: the median bill over the median home value. On a $1.1M home, about $8,420 a year.
Taxes vs. neighborsSchools
The schools grade for Castro Valley, from test results, graduation and how much students grow.
Schools in Castro ValleyTypical commute
The average one-way trip to work for people who live in Castro Valley.
Work & commuteCheck the flood map
Flood insurance isn’t in a standard policy, and lenders require it in FEMA flood zones. Check the address before you make an offer.
Natural hazardsLook up any property
Assessed value, lot size and every past sale of a home you’re eyeing are public, at the town or county assessor and the registry of deeds.
Fairview, Cherryland, Ashland, San Lorenzo, San Leandro and Hayward sell for less a square foot
The busier markets within 25 miles of Castro Valley, by what sold. Prices, taxes and how far a paycheck goes next door are on Cost of living.
| Sold | Typical sale | $/sq ft | Over asking | Days to sell | |
|---|---|---|---|---|---|
| Hayward | 800 | $863K | $566 | 50% | 23 |
| Castro Valley | 484 | $1.1M | $665 | 51% | 21 |
| San Leandro | 479 | $838K | $576 | 62% | 21 |
| San Lorenzo | 158 | $827K | $642 | 64% | 17 |
| Fairview | 92 | $972K | $583 | 45% | 28 |
| Ashland | 79 | $725K | $584 | 61% | 30 |
| Cherryland | 41 | $689K | $552 | 56% | 40 |
Redfin Data Center, June 2025 to May 2026. Towns with fewer than 20 sales are left out, and Redfin doesn’t report every town separately.
Post your home to Castro Valley, free
Selling it yourself, renting out an apartment or looking for a roommate? Post it to Castro Valley. People who follow the town see it, and so do people comparing Castro Valley with their own town. No commission, no listing fee.
Questions about buying a home in Castro Valley
What do homes sell for in Castro Valley, CA?
484 homes sold in the year to May 2026 at a typical $1.1M, $665 a square foot. Houses sold for about $1.2M, condos for about $552K.
Is Castro Valley a buyer’s or seller’s market?
A seller’s market: 51 homes were for sale in May 2026 and 42 sold, about 1.2 months of supply. Buyers paid 101.9% of asking on average, and 31% of listings cut their price.
When is the best time to buy in Castro Valley?
June brings the most new listings. The sales history shows which months have fewer bidding wars.
How much are property taxes in Castro Valley?
About 0.7% of a home’s value a year. On a $1.1M home that’s near $8,420.
Where can I see homes for sale in Castro Valley?
Zillow, Redfin, Realtor.com and Homes.com all carry Castro Valley’s MLS listings; the search links above open each one filtered to Castro Valley.
Sales, prices, days on market and listings: Redfin Data Center (MLS, monthly, not seasonally adjusted). Property tax rate: Census American Community Survey. Two-bedroom rent: HUD Fair Market Rent. Typical home value: Zillow Home Value Index. Schools grade: TownRatings (how grades work).